diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3848c9407421f75595d52d742baac44dfb298ad4..73da1815ea08528e216196746a390d7132a9e129 100755
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,107 +1,2 @@
-variables:
-  # Configure mysql service (https://hub.docker.com/_/mysql/)
-  MYSQL_DATABASE: wordpress_tests
-  MYSQL_ROOT_PASSWORD: mysql
-  WP_VERSION: latest
-
-cache:
-  paths:
-    - $HOME/.composer
-    - /root/.composer
-
-before_script:
-  # Set up WordPress tests
-  - bash bin/install-wp-tests.sh $MYSQL_DATABASE root $MYSQL_ROOT_PASSWORD mysql $WP_VERSION true
-
-  # PHPUnit
-  - |
-    if [[ $(php -v) =~ "PHP 7." ]]; then
-      composer global require "phpunit/phpunit=6.1.*"
-    else
-      composer global require "phpunit/phpunit=4.8.*"
-    fi
-
-PHP5.3:
-  stage: test
-  variables:
-    WP_VERSION: '5.1'
-  image: containers.ethitter.com:443/docker/images/php:5.3
-  services:
-    - mysql:5.6
-  script:
-    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
-    - phpunit
-
-PHP5.3:WP45:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:5.3
-  services:
-    - mysql:5.6
-  variables:
-    WP_VERSION: '4.5'
-  script:
-    - phpunit
-
-PHP5.6:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:5.6
-  services:
-    - mysql:5.6
-  script:
-    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
-    - phpunit
-
-PHP7.0:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:7.0
-  services:
-    - mysql:5.6
-  script:
-    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
-    - phpunit
-
-PHP7.1:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:7.1
-  services:
-    - mysql:5.6
-  script:
-    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
-    - phpunit
-
-PHP7.2:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:7.2
-  services:
-    - mysql:5.6
-  script:
-    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
-    - phpunit
-
-PHP7.3:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:7.3
-  services:
-    - mysql:5.6
-  script:
-    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
-    - phpunit
-
-PHPCS:
-  stage: test
-  image: containers.ethitter.com:443/docker/images/php:7.3
-  before_script:
-    - composer global require automattic/vipwpcs
-    - composer global require phpcompatibility/phpcompatibility-wp
-    - phpcs --config-set installed_paths $HOME/.composer/vendor/wp-coding-standards/wpcs,$HOME/.composer/vendor/automattic/vipwpcs,$HOME/.composer/vendor/phpcompatibility/php-compatibility,$HOME/.composer/vendor/phpcompatibility/phpcompatibility-paragonie,$HOME/.composer/vendor/phpcompatibility/phpcompatibility-wp
-  script:
-    - phpcs -n
-
-PluginSVN:
-  stage: deploy
-  image: containers.ethitter.com:443/docker/wp-org-plugin-deploy:latest
-  before_script:
-    - curl -o ./bin/deploy.sh https://git-cdn.e15r.co/open-source/wp-org-plugin-deploy/raw/master/scripts/deploy.sh
-    - chmod +x ./bin/deploy.sh
-  script: ./bin/deploy.sh
-  when: on_success
+include:
+  - remote: https://git-cdn.e15r.co/gitlab/ci/wordpress/-/raw/main/plugins/default.yml
diff --git a/README.md b/README.md
index 3965b47cab725f15e328cccc6461dd42b6ac87c2..d572e4c32b1ab8c10b9010c1865b45f27a3529f5 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 **Donate link:** http://www.thinkoomph.com/plugins-modules/external-permalinks-redux/  
 **Tags:** link, redirect, external link, permalink  
 **Requires at least:** 3.0  
-**Tested up to:** 5.4  
+**Tested up to:** 5.5  
 **Stable tag:** 1.2  
 **License:** GPLv2 or later  
 **License URI:** http://www.gnu.org/licenses/gpl-2.0.html  
diff --git a/readme.txt b/readme.txt
index 8cb3f0dc48b19f47bef809c59b275b0104d78db2..26971297ca5231be8058271a94284e01b152184b 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,7 +3,7 @@ Contributors: ethitter, thinkoomph
 Donate link: http://www.thinkoomph.com/plugins-modules/external-permalinks-redux/
 Tags: link, redirect, external link, permalink
 Requires at least: 3.0
-Tested up to: 5.4
+Tested up to: 5.5
 Stable tag: 1.2
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html